| Argentina (9) |
|---|
| Bagnis, Facundo | | Cerundolo, Francisco | | Cerundolo, Juan Manuel | | Coria, Federico | | Delbonis, Federico | | Diaz Acosta, Facundo | | Londero, Juan Ignacio | | Schwartzman, Diego | | Tirante, Thiago Agustin |
| | Brasil (1) |
|---|
| Monteiro, Thiago |
| | Chile (1) |
|---|
| Garin, Christian |
| | Denmark (1) |
|---|
| Rune, Holger Vitus Nodskov |
|
| | Germany (1) |
|---|
| Koepfer, Dominik |
| | | Italy (3) |
|---|
| Caruso, Salvatore | | Cecchinato, Marco | | Mager, Gianluca |
|
| | Serbia (2) |
|---|
| Djere, Laslo | | Kecmanovic, Miomir |
| | Slovakia (2) |
|---|
| Klein, Lukas | | Martin, Andrej |
| | Spain (4) |
|---|
| Andujar, Pablo | | Carballes Baena, Roberto | | Munar, Jaume | | Ramos-Vinolas, Albert |
|
| United States (1) |
|---|
| Tiafoe, Frances |
|